#include <iostream>
using namespace std;
union mima
{
	unsigned long birthday;
	unsigned short ssn;
	char *pet;
} ;

int main()
{
	mima mima1;
	mima1.birthday=20250621;
	cout<<mima1.birthday<<endl;
	cout<<"=============="<<endl; 
	
	mima1.pet="wangchai";
	cout<<mima1.pet<<endl;
	cout<<mima1.ssn<<endl;
	cout<<mima1.birthday<<endl;
	return 0;
} 
